This patient education program reviews the different types of STDs (viral, bacterial, and parasitic) and their symptoms, diagnosis, treatment, and prevention. This resource is a MedlinePlus Interactive Health Tutorial...

This is a case study presented by the University of Pittsburgh Department of Pathology in which a 58-year-old presents to emergency care with "fever, malaise and bodyache noted after returning from a two-day trip to...

This Oceanus article examines Quahog Parasite Unknown, a mysterious new threat to the shellfish aquaculture business. Code-named QPX, the parasite is an obscure, single-celled relative of slime mold that has both...

The journal Nature provides a range of peer-reviewed scientific works on a weekly basis, along with science updates and materials aimed at the general public. This particular feature on malaria is available at no charge...

Did you know that there are more than 800 known tick species on earth? The following websites provide information about both tick biology and Lyme disease -- a disease transmitted through deer ticks (Ixodes dammini).